申请人:Fujisawa Pharmaceutical Co., Ltd.
公开号:US04596869A1
公开(公告)日:1986-06-24
A novel compound, useful as an intermediate in the production of compounds of high antimicrobial activity, of the formula: ##STR1## wherein R.sub.a.sup.1 is hydrogen, amino or a protected amino group, R.sub.b.sup.1 and R.sub.c.sup.1 are each hydrogen, halogen, lower alkoxy or arylthio, R.sup.14 is carboxy or a protected carboxy group, X is lower alkylene or a group of the formula: ##STR2## in which R.sup.6 is hydrogen or an organic residue which may have suitable substituent(s), and Z is N or CH, or a salt thereof.
一种新化合物,用作高抗微生物活性化合物的中间体,其化学式为:##STR1## 其中R.sub.a.sup.1是氢、氨基或保护氨基,R.sub.b.sup.1和R.sub.c.sup.1分别是氢、卤素、低级烷氧基或芳基硫基,R.sup.14是羧基或保护羧基,X是低级烷基或式子:##STR2## 其中R.sup.6是氢或有合适取代基的有机残基,Z是N或CH,或其盐。